CN107503595A - A kind of motorcar electric opens rear door lock - Google Patents

A kind of motorcar electric opens rear door lock Download PDF

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Publication number
CN107503595A
CN107503595A CN201710720537.9A CN201710720537A CN107503595A CN 107503595 A CN107503595 A CN 107503595A CN 201710720537 A CN201710720537 A CN 201710720537A CN 107503595 A CN107503595 A CN 107503595A
Authority
CN
China
Prior art keywords
ratchet
dead bolt
door lock
pawl
lock
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
CN201710720537.9A
Other languages
Chinese (zh)
Inventor
吴雄锋
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shanghai Well Car Technology Co Ltd
Original Assignee
Shanghai Well Car Technology Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Shanghai Well Car Technology Co Ltd filed Critical Shanghai Well Car Technology Co Ltd
Priority to CN201710720537.9A priority Critical patent/CN107503595A/en
Publication of CN107503595A publication Critical patent/CN107503595A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • EFIXED CONSTRUCTIONS
    • E05LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05BLOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B81/00Power-actuated vehicle locks
    • E05B81/02Power-actuated vehicle locks characterised by the type of actuators used
    • E05B81/04Electrical
    • E05B81/06Electrical using rotary motors
    • EFIXED CONSTRUCTIONS
    • E05LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05BLOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B81/00Power-actuated vehicle locks
    • E05B81/24Power-actuated vehicle locks characterised by constructional features of the actuator or the power transmission
    • E05B81/32Details of the actuator transmission
    • E05B81/34Details of the actuator transmission of geared transmissions
    • EFIXED CONSTRUCTIONS
    • E05LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05BLOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B81/00Power-actuated vehicle locks
    • E05B81/54Electrical circuits
    • E05B81/90Manual override in case of power failure
    • EFIXED CONSTRUCTIONS
    • E05LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05BLOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B85/00Details of vehicle locks not provided for in groups E05B77/00 - E05B83/00
    • E05B85/20Bolts or detents
    • E05B85/24Bolts rotating about an axis

Landscapes

  • Lock And Its Accessories (AREA)

Abstract

The present invention proposes a kind of motorcar electric and opens rear door lock, including lock body component and actuator assembly.The actuator assembly contains a motor, the power of motor is passed into worm gear with the worm screw of motor axis connection, the rotary motion of worm gear can drive the ratchet release lever of lock body component, so as to the rotary motion with pawl, realize electronic unblock, as if the dead bolt of lock body is not reaching to the position of unblock after unblock, ratchet release lever spring is by spacing on the protruding features of dead bolt, ratchet will not be caused to come back to upper lock position, after dead bolt leaves the position locked, ratchet is spacing to realize unblock completely on dead bolt.Vehicle not on electricity or during power supply scarcity, the unblock of manual unlocking function can be used.Meanwhile the door lock can also export the electric signal of door lock state, the electric signal is detected by the ratchet of Door lock, is only just overturn after door lock complete locking, is enhanced security.

Description

A kind of motorcar electric opens rear door lock
Technical field
The present invention relates to a kind of automobile door lock technical field, more particularly to a kind of motorcar electric to open rear door lock.
Background technology
The unlatching of automobile back door lock is typically electronic at present, but because electric opening rear door lock should meet laws and regulations Intensity requirement and automobile product reliability requirement, coordinate vehicle body tailgate moulding, meet again opening keep etc. visitor The particular/special requirement at family, often weight is big for the electric opening rear door lock for causing currently on the market, and number of parts is more, and cost is high.And with The gradual increase of cost pressure, client be badly in need of having it is a meet laws and regulations and reliability requirement, while meet matching requirements, In light weight, number of parts is few, and lower-cost door lock makes car requirement adapt to vehicle.
So only designing a kind of motorcar electric for meeting above-mentioned requirements opens rear door lock, could be in keen competition Take advantage.
The content of the invention
It is an object of the invention to provide a kind of motorcar electric to open rear door lock, passes through good structure design, reduction portion Separation structure improve quality surplus part, such as the backboard of lock body;The labyrinth of in the market door lock is replaced with some simple structures; With the mutual movement effects of moving component, by structure design, using the design feature of part, original function is kept In the case of cancel part;By some process modifications, the extra cost that script complicated technology is brought is reduced, is subtracted so as to reach Few number of parts, reduces weight, so as to reduce cost, solves the problems, such as to propose in above-mentioned background technology.
To achieve the above object, the present invention provides following technical scheme:A kind of motorcar electric opens rear door lock, including lock body Component and actuator assembly, the lock body component include lock body housing, dead bolt rivet, dead bolt, bottom plate, ratchet, pawl rivet, spine Pawl release lever, pawl casing pull bar, ratchet stage clip, dead bolt torsion spring, ratchet torsion spring, ratchet release member torsion spring and lock buffer stopper. One end of the pawl rivet is riveted on the bottom plate, the other end of the pawl rivet sequentially pass through the lock body housing, Ratchet release lever torsion spring, ratchet release lever, ratchet torsion spring, ratchet and pawl casing pull bar, it is arranged with the ratchet release lever The ratchet torsion spring, the both ends of the ratchet torsion spring are connected with the ratchet and the lock body housing respectively, the ratchet Release lever is provided with the first protruding features and the second protruding features, and first protruding features connect with the pawl casing pull bar Touch, second protruding features contact with the actuator assembly;One end of the dead bolt rivet is riveted on the bottom plate, institute The other end for stating dead bolt rivet sequentially passes through the lock body housing, the dead bolt torsion spring and the dead bolt, is arranged on the dead bolt There is the dead bolt torsion spring, the both ends of the dead bolt torsion spring are connected with the lock body housing and the dead bolt respectively, the spine Pawl switch lever is provided with the first protruding features and the second protruding features, and the switch of the first protruding features and actuator assembly connects Touch, the second protruding features contact with ratchet stage clip.
The actuator assembly includes lock body housing, electric appliance component, actuator cover plate, worm gear, motor, worm screw, opened manually Open connecting rod, pawl casing and attachment screw.The lock body housing and the actuator cover plate are by snapping connection and with connecting Screw is reinforced, and electric appliance component, pawl casing and the motor, electric appliance component and pawl casing are equipped with the actuator cover plate Connection, the motor terminal are connected with door lock connector, and the output shaft of the motor is connected with the worm screw, the worm-drive The worm gear is connected with, one end of the worm gear is provided with the tooth form with the worm engaging, and the other end is provided with matches somebody with somebody with the ratchet The protruding features of conjunction, the center of the worm gear are fixed among lock body housing and actuator cover plate.
Preferably, the electric signal of the detectable door lock output of the ratchet, only just overturns after door lock complete locking.
Preferably, the first protruding features assembly connection of the ratchet and pawl casing pull bar.
Preferably, the pawl casing is triggered by pawl casing pull bar, and pawl casing pull bar is synchronous with ratchet.
Preferably, the manually opened connecting rod is a kind of component available for manual unlocking.
Preferably, the manually opened connecting rod has plastics reed feature, without installing mechanical spring additional in addition.
Preferably, the dead bolt is provided with two lock-bits.
Preferably, the dead bolt is provided with protruding features, and protruding features are drawn with the ratchet release lever torsion spring and pawl casing Bar coordinates.
Preferably, the manually opened connecting rod can have a variety of modes of operation.
Preferably, the bottom plate can have various structures, coordinate with the modeling structure of different vehicle.
Compared with prior art, the beneficial effects of the invention are as follows:By good structure design, matter on part-structure is reduced Superfluous part is measured, such as the backboard of lock body;The labyrinth of in the market door lock, such as pawl casing are replaced with some simple structures The cooperation of pull bar and dead bolt, pawl casing just requirement of upset when door lock is locked entirely is reached;With the mutual fortune of moving component Dynamic effect, by structure design, using the design feature of part, keep cancelling part in the case of original function, Such as the cooperation of ratchet release lever torsion spring and dead bolt, reduce part should increased part open the function of keeping to realize;Pass through Some process modifications, the extra cost that script complicated technology is brought is reduced, as the assembly connection of ratchet and pawl casing pull bar takes For traditional plastic technique, so as to reach reduction number of parts, weight is reduced, so as to reduce cost, and at the same time, is protected The automobile reliability requirement of the intensity requirement and automobile industry of provisions of laws and regulations is demonstrate,proved.
Brief description of the drawings
Fig. 1 is the structural representation of the present invention;
Fig. 2 is the structural representation of lock body component of the present invention;
Fig. 3 is the structural representation of actuator assembly of the present invention;
Fig. 4 is the schematic diagram of pawl casing of the present invention;
Fig. 5 is the schematic diagram of the manually opened pull bar of actuator assembly of the present invention;
Fig. 6 is the structural representation of the dead bolt of lock body component of the present invention;
Fig. 7 is the structural representation of the electric appliance component of actuator assembly of the present invention;
In figure:
101st, lock body housing;102nd, dead bolt rivet;103rd, dead bolt;104th, bottom plate;105th, ratchet;106th, pawl rivet; 107th, ratchet release lever;108th, pawl casing pull bar;109th, ratchet stage clip;110th, dead bolt torsion spring;111st, ratchet torsion spring;112、 Ratchet release member torsion spring;113rd, buffer stopper is latched;201st, electric appliance component;202nd, actuator cover plate;203rd, worm gear;204th, motor; 205th, worm screw;206th, manually opened connecting rod;207th, pawl casing;208th, attachment screw.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on Embodiment in the present invention, those of ordinary skill in the art are obtained every other under the premise of creative work is not made Embodiment, belong to the scope of protection of the invention.
Fig. 1-7 are referred to, the present invention is provided according to above-mentioned technical proposal, and a kind of motorcar electric opens rear door lock, including lock Body component and actuator assembly, lock body component include lock body housing 101, dead bolt rivet 102, dead bolt 103, bottom plate 104, ratchet 105th, pawl rivet 106, ratchet release lever 107, pawl casing pull bar 108, ratchet stage clip 109, dead bolt torsion spring 110, ratchet are turned round Spring 111, ratchet release member torsion spring 112 and lock buffer stopper 113.One end of pawl rivet 106 is riveted on bottom plate 104, ratchet The other end of rivet 106 sequentially passes through lock body housing 101, ratchet release lever torsion spring 112, ratchet release lever 107, ratchet torsion spring 111st, ratchet 105 and pawl casing pull bar 108, are arranged with ratchet torsion spring 111 on ratchet release lever 107, and the two of ratchet torsion spring 111 End is connected with ratchet 105 and lock body housing 101 respectively, and ratchet release lever 107 is convex provided with the first protruding features and second Feature is played, the first protruding features contact with pawl casing pull bar 108, and the second protruding features contact with actuator assembly;Dead bolt riveting One end of nail 102 is riveted on bottom plate 104, and the other end of dead bolt rivet 102 sequentially passes through lock body housing 101, dead bolt torsion spring 109 and dead bolt 103, be arranged with dead bolt torsion spring 109 on dead bolt 103, the both ends of dead bolt torsion spring 109 respectively with lock body housing 101 and Dead bolt 103 is connected, and pawl casing pull bar 108 is provided with the first protruding features and the second protruding features, the first protruding features With the switch contact of actuator assembly, the second protruding features contact with ratchet stage clip 109.
Actuator assembly include lock body housing 101, electric appliance component 201, actuator cover plate 202, worm gear 203, motor 204, Worm screw 205, manually opened connecting rod 206, pawl casing 207 and attachment screw 208.The lock body housing 101 and actuator cover plate 202, by snapping connection and being reinforced with attachment screw 208, electric appliance component 201, spine are equipped with the actuator cover plate 202 Pawl switch 207 and motor 204, the terminal of motor 204 are connected with door lock connector, and the output shaft of motor 204 is connected with worm screw 205, Worm screw 205 is connected with worm gear 203, and one end of worm gear 203 is provided with the tooth form engaged with worm screw 205, and the other end is provided with and spine The fitting projection feature of pawl 105, the center of worm gear 203 are fixed among lock body housing 101 and actuator cover plate 202.
Preferably, worm gear 203 is provided with protruding features.
Preferably, pawl casing 207 is triggered by pawl casing pull bar 108, and pawl casing pull bar 108 is synchronous with ratchet 105.
Preferably, the first protruding features assembly connection of the ratchet 105 and pawl casing pull bar 108.
Preferably, manually opened connecting rod 206 is a kind of component available for manual unlocking.
Preferably, manually opened connecting rod 206 carries plastics reed feature.
Preferably, dead bolt 103 is provided with two lock-bits.
Preferably, dead bolt 103 is provided with protruding features, and protruding features coordinate with ratchet release lever torsion spring 112.
Preferably, dead bolt 103 is provided with protruding features, and protruding features coordinate with pawl casing pull bar 108.
Preferably, electric appliance component 201 is loaded in actuator cover plate 202, electric appliance component 201 is connected with pawl casing 207.
Preferably, manually opened connecting rod 206 can have a variety of modes of operation.
Preferably, bottom plate 104 can have various structures.
With reference to figure 1, worm gear 203 is provided with protruding features, and the protruding features rotate and and ratchet with worm gear 203 Release lever 107 coordinates, and band pawl release lever 107 rotates, and ratchet release lever 107 moves together with ratchet 105, from And realize unblock.
With reference to figure 4, pawl casing 207 is triggered by pawl casing pull bar 108, and pawl casing pull bar 108 and ratchet 105 are same Step.Pawl casing pull bar 108 has protruding features, and ratchet 105 passes through protruding features assembly connection with pawl casing pull bar 108.When When ratchet 105 rotates, pawl casing pull bar 108 is rotated, and so as to trigger pawl casing 207, ratchet is represented by switching signal 105 and the location status of pawl casing pull bar 108.
With reference to figure 5, manually opened connecting rod 206 is a kind of component available for manual unlocking, and manually opened connecting rod 206 carries Plastics reed feature.When needing manual unlocking, operating manually opened connecting rod 206 and rotate, band pawl release lever 107 rotates, from And unlock.Manually opened connecting rod 206 carries plastics reed feature, and meeting self-return waits next time to initial position after unblock Operation.Manually opened connecting rod 206 can have multiple structural forms, special tool(s) can be supported to open, key piece open and manually Pull part unlatching.
With reference to figure 6, dead bolt 103 is provided with two lock-bits, and dead bolt 103 is provided with protruding features, and the protruding features discharge with ratchet Bar torsion spring 112 coordinates, and the protruding features also coordinate with pawl casing pull bar 108.Dead bolt 103 is provided with two lock-bits to meet method Requirement of the Laws & Regulations on two lock-bits and intensity, protruding features and the ratchet release lever torsion spring 112 of dead bolt 103 coordinate, reached The purpose kept is opened, the protruding features coordinate with pawl casing pull bar 108, realize pawl casing and only arrived in dead bolt 103 Up to the purpose of design just overturn during full lock position.
With reference to figure 7, load electric appliance component 201 in actuator cover plate 202, electric appliance component 201 is connected with pawl casing 207.
Actuator assembly of the present invention contains a motor, passes to the power of motor with the worm screw of motor axis connection Worm gear, the rotary motion of worm gear can drive the ratchet release lever of lock body component, so as to the rotary motion with pawl, realize electricity Dynamic unblock, if as the dead bolt of lock body is not reaching to the position of unblock after unblock, ratchet release lever spring is by spacing in dead bolt On protruding features, ratchet will not be caused to come back to upper lock position, after dead bolt leaves the position locked, ratchet is spacing to be locked Unblock completely is realized on tongue.Vehicle not on electricity or during power supply scarcity, the unblock of manual unlocking function can be used.Meanwhile the door Lock can also export the electric signal of door lock state, and the electric signal is detected by the ratchet of Door lock, only after door lock complete locking Upset, enhances security.
Based on above-mentioned, it is an advantage of the current invention that by good structure design and process modification, reduce on part-structure The part of mass excess, traditional complicated structure and technique are replaced with new structures and methods, so as to reach reduction part Quantity, weight is reduced, reduces the requirement of cost.At the same time, designed by various structures, meet laws and regulations requirement and The requirement of reliability, cover in the market rear door lock institute it is functional, pass through setting for the diversified forms such as support, manually opened pull bar Meter, the performance and hobby for meeting different vehicle body tailgate moulding and client require.
Although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with A variety of changes, modification can be carried out to these embodiments, replace without departing from the principles and spirit of the present invention by understanding And modification, the scope of the present invention is defined by the appended.

Claims (10)

1. a kind of motorcar electric opens rear door lock, including lock body component and actuator assembly, it is characterised in that:The lock body component Including lock body housing (101), dead bolt rivet (102), dead bolt (103), bottom plate (104), ratchet (105), pawl rivet (106), Ratchet release lever (107), pawl casing pull bar (108), ratchet stage clip (109), dead bolt torsion spring (110), ratchet torsion spring (111), Ratchet release member torsion spring (112) and lock buffer stopper (113).One end of the pawl rivet (106) is riveted on the bottom plate (104) on, the other end of the pawl rivet (106) sequentially passes through the lock body housing (101), ratchet release lever torsion spring (112), ratchet release lever (107), ratchet torsion spring (111), ratchet (105) and pawl casing pull bar (108), the ratchet release Be arranged with the ratchet torsion spring (111) on bar (107), the both ends of the ratchet torsion spring (111) respectively with the ratchet (105) and The lock body housing (101) is connected, and the ratchet release lever (107) is provided with the first protruding features and the second raised spy Sign, first protruding features contact with the pawl casing pull bar (108), second protruding features and the actuator group Part contacts;One end of the dead bolt rivet (102) is riveted on the bottom plate (104), the other end of the dead bolt rivet (102) The lock body housing (101), the dead bolt torsion spring (109) and the dead bolt (103) are sequentially passed through, is covered on the dead bolt (103) Provided with the dead bolt torsion spring (109), the both ends of the dead bolt torsion spring (109) respectively with the lock body housing (101) and the lock Tongue (103) is connected, and the pawl casing pull bar (108) is provided with the first protruding features and the second protruding features, and first is convex The switch contact of feature and actuator assembly is played, the second protruding features contact with ratchet stage clip (109);The actuator assembly bag Include lock body housing (101), electric appliance component (201), actuator cover plate (202), worm gear (203), motor (204), worm screw (205), Manually opened connecting rod (206), pawl casing (207) and attachment screw (208).The lock body housing (101) and the actuator Cover plate (202) is equipped with electrical equipment by snapping connection and being reinforced with attachment screw (208) in the actuator cover plate (202) Component (201), pawl casing (207) and motor (204), the electric appliance component (201) is connected with pawl casing (207), described Motor (204) terminal is connected with door lock connector, and the output shaft of the motor (204) is connected with the worm screw (205), the snail Bar (205) is connected with the worm gear (203), and one end of the worm gear (203) is provided with the tooth engaged with the worm screw (205) Shape, the other end are provided with the protruding features coordinated with the ratchet (105), and the center of the worm gear (203) is fixed on lock body housing (201) and among actuator cover plate (202).
2. a kind of motorcar electric according to claim 1 opens rear door lock, it is characterised in that the ratchet (105) can be visited The electric signal of door lock output is surveyed, is only just overturn after door lock complete locking.
3. a kind of motorcar electric according to claim 1 opens rear door lock, it is characterised in that the ratchet (105) and spine First protruding features assembly connection of pawl switch lever (108).
4. a kind of motorcar electric according to claim 1 opens rear door lock, it is characterised in that the pawl casing (207) Triggered by pawl casing pull bar (108), pawl casing pull bar (108) is synchronous with ratchet (105).
5. a kind of motorcar electric according to claim 1 opens rear door lock, it is characterised in that the manually opened connecting rod (206) it is a kind of component available for manual unlocking.
6. a kind of motorcar electric according to claim 1 opens rear door lock, it is characterised in that the manually opened connecting rod (206) there is plastics reed feature, without installing mechanical spring additional in addition.
7. a kind of motorcar electric according to claim 1 opens rear door lock, it is characterised in that the dead bolt (103) is provided with Two lock-bits.
8. a kind of motorcar electric according to claim 1 opens rear door lock, it is characterised in that the dead bolt (103) is provided with Protruding features, protruding features coordinate with the ratchet release lever torsion spring (112) and pawl casing pull bar (108).
9. a kind of motorcar electric according to claim 1 opens rear door lock, it is characterised in that the manually opened connecting rod (206) there can be a variety of modes of operation.
10. a kind of motorcar electric according to claim 1 opens rear door lock, it is characterised in that the bottom plate (104) can be with There are various structures, coordinate with the modeling structure of different vehicle.
CN201710720537.9A 2017-08-21 2017-08-21 A kind of motorcar electric opens rear door lock Withdrawn CN107503595A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710720537.9A CN107503595A (en) 2017-08-21 2017-08-21 A kind of motorcar electric opens rear door lock

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710720537.9A CN107503595A (en) 2017-08-21 2017-08-21 A kind of motorcar electric opens rear door lock

Publications (1)

Publication Number Publication Date
CN107503595A true CN107503595A (en) 2017-12-22

Family

ID=60692120

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201710720537.9A Withdrawn CN107503595A (en) 2017-08-21 2017-08-21 A kind of motorcar electric opens rear door lock

Country Status (1)

Country Link
CN (1) CN107503595A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108468486A (en) * 2018-05-29 2018-08-31 昆山睿唯景汽车科技有限公司 The electronic tripper of automobile door lock
CN110145188A (en) * 2019-03-21 2019-08-20 深圳市路畅电装科技有限公司 A kind of modularization automobile tail gate lock core
CN111749561A (en) * 2019-03-29 2020-10-09 比亚迪股份有限公司 Lock and vehicle

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108468486A (en) * 2018-05-29 2018-08-31 昆山睿唯景汽车科技有限公司 The electronic tripper of automobile door lock
CN110145188A (en) * 2019-03-21 2019-08-20 深圳市路畅电装科技有限公司 A kind of modularization automobile tail gate lock core
CN111749561A (en) * 2019-03-29 2020-10-09 比亚迪股份有限公司 Lock and vehicle
CN111749561B (en) * 2019-03-29 2021-09-03 比亚迪股份有限公司 Lock and vehicle

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Application publication date: 20171222